Country size comparison
United States is about 99 times bigger than South Korea.
South Korea is approximately 99,720 sq km, while United States is approximately 9,833,517 sq km, making United States 9,761% larger than South Korea. Meanwhile, the population of South Korea is ~51.8 million people (285.5 million more people live in United States).
This to-scale comparison of South Korea vs. United States uses the Mercator projection, which distorts the size of regions near the poles. Learn more. Note: Try dragging the outline to reposition.